Haibara Yu is a 15 year old First-Year Jujutsu Sorcerer. He is a really optimistic person, who is also kindhearted and loud. His best friend is Nanami Kento.

Suguru is a 16 year old Second-Year Jujutsu Sorcerer. He sees Jujutsu as a means to protect the weak, and is a morale and calm guy. He is a tiny bit arrogant, but keeps his best friend, Gojo Satoru's behavior in check. He is the second person in the Duo of the Strongest. His Cursed Technique is "Curse Manipulation".

Shoko is a 16 year old Second-Year Jujutsu Sorcerer. She is a heavy smoker and she is a really calm person. Her best friend is Utahime Iori. She does not posess a Cursed Technique, but she has an extraordinary talent at controlling Reverse Cursed Technique, which can heal people.

Utahime Iori is an 18 year old Third-Year Jujutsu Sorcerer. She is easily rattled, respectful of Jujutsu High traditions and gets teased by Gojo for being weaker than him. She cares for her peers, especially for her bestie, Shoko Ieiri. Her Cursed Technique is "Solo Forbidden Area".

Nanami is a 15 year old First-Year Jujutsu Sorcerer. He is someone who is always deeply serious and really easily stressed. His best friend is Yu Haibara, and isn't arrogant at, knowing his limitations really well. His Cursed Technique is the "Ratio Technique".